The function f(x)=2log(x-2)-x^2+4x+1 inc...

The function `f(x)=2log(x-2)-x^2+4x+1` increases on the interval (a) `(1,\ 2)` (b) `(2,\ 3)` (c) `(1,\ 3)` (d) `(2,\ 4)`

A

(1,2)

B

(2,3)

C

(1,3)

D

(2,4)

Verified by Experts

The correct Answer is:

B

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